content: /**
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  
  package io.reactivex.interop;
  
  import java.io.File;
  import java.net.URL;
  import java.util.*;
  
  import org.junit.Test;
  
  public class NoAnonymousInnerClassesTest {
  
      @Test
      public void verify() throws Exception {
          URL u = NoAnonymousInnerClassesTest.class.getResource("/");
          File f = new File(u.toURI());
  
          StringBuilder b = new StringBuilder("Anonymous inner classes found:");
  
          Queue<File> queue = new ArrayDeque<File>();
  
          queue.offer(f);
  
          String prefix = f.getAbsolutePath();
          int count = 0;
          while (!queue.isEmpty()) {
  
              f = queue.poll();
  
              if (f.isDirectory()) {
                  File[] dir = f.listFiles();
                  if (dir != null && dir.length != 0) {
                      for (File g : dir) {
                          queue.offer(g);
                      }
                  }
              } else {
                  String name = f.getName();
                  if (name.endsWith(".class") && name.contains("$")
                          && !name.contains("Perf") && !name.contains("Test")
                          && !name.startsWith("Test")) {
                      String[] parts = name.split("\\$");
                      for (String s : parts) {
                          if (Character.isDigit(s.charAt(0))) {
                              String n = f.getAbsolutePath().substring(prefix.length()).replace('\\', '.').replace('/', '.');
                              if (n.startsWith(".")) {
                                  n = n.substring(1);
                              }
                              b.append("\r\n").append(n);
                              count++;
                              break;
                          }
                      }
                  }
              }
          }
  
          if (count != 0) {
              throw new AssertionError(b.toString());
          }
      }
  }
  